Earphone



FIG. 1 is a front perspective view of an earphone showing my new design, the undisclosed opposite perspective view is not part of the claimed design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a left side elevational view thereof.

The portions indicated in broken lines are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for an earphone, as shown and described. 